Psalms 41:9
9 Yea, mine own familiar friend, in whom I trusted, which did eat of my bread, hath lifted up his heel against me.
Yea, mine own familiar friend
Psalm 41 is the Psalm of the betrayal of the Son of man, as Jesus Himself taught. (John 13:18); (John 13:19). See Psalm 45, next in order of the Messianic Psalms.
trusted
( See Scofield) - (Psalms 2:12).